Get more for less: Principled Data Selection for Warming Up Fine-Tuning in LLMs. - Feiyang Kang; Hoang Anh Just; Yifan Sun 010; Himanshu Jahagirdar; Yuanzhi Zhang; Rongxing Du; Anit Kumar Sahu; Ruoxi Jia 001 (ICLR, 2024)